Ngā Utauta Keri
Kaiwhakaiti rere
He nui ngā painga o ngā mīhini rimurapa kore-mata: he maha ngā whakamahinga o te mīhini rimurapa kotahi, ka urutau ki ngā diameter poka rerekē mā te whakarerekē i te mata, kia ngāwari ai, kia whai hua ai hoki. Ka maeneene hoki te tapahi, ka whakatika pai i te āhua o te poka, ā, ka rite tonu te ara o te papa. Ka pai ake te haere tonu o te hanga nā te tango maramara pai. Nā te ngāwari ki te urutau me te utu nui, ka waiho hei taputapu matua mō ngā mahi rimurapa kore-mata.
Goodeng Trenchless HDD Whakapae Aronga Keri Whakarewa/Ngā Wāhanga Keri/Ngā Utauta Keri
He mea hanga te tinana o te Barrel hdd reamer ki te maitai koranu kounga teitei, kua tineia, kua whakamahanatia hoki.
He mandrel kotahi-wahi, me ngā niho tapahi koranu ātete-mau motuhake, he tere ake te tere o te keri, ā, nā te hoahoa wāhanga wehenga wai o roto ka mama ake te taumaha me te iti ake o te taipana i raro i te mahi a te paru i roto i te kōhao, he pai ake te aukati i te hanganga o ngā kōhao āhua-pea.
E ai ki ngā momo paparanga, kua hangaia ngā wāhanga rango tika o ngā roa rerekē kia pai ake ai te hanga kōhao.
Goodeng Trenchless HDD Whakapae Ahunga Whakakōkī Reamer/Utauta Kōkī/Wāhanga Kōkī
1. Ngā Pūtorino Porowhita Hōhonu Whakapai Ake: Kei roto i tā mātou mīhini whakapūmau he pūtorino porowhita hōhonu e whakatairanga ana i te rere pai o te paru, kia pai ai te mahi i roto i ngā āhuatanga keri uaua.
2. Ngā Mīhini Tapahi Pakari: He mīhini tapahi pakari kua whakakahangia, he whakaurunga carbide matotoru rawa atu, ā, kua hangaia tā mātou mīhini tapahi kia pai ake ai te mahi tapahi me te roa o te ora o te taputapu.
3. Ngā Mīhini Tapahi Tika-Hangaia: He tino tika te whakanoho me te koki o ia mīhini tapahi kia nui ake ai te whai huatanga o te warowaihā roa, kia puta ai he hua pumau, pono hoki.
4. Hanganga o te Mīhini Riu Pakari: He tinana mīhini matotoru, he tinana mīhini totoka rānei, he mea hanga tō mātou mīhini riu kia pakari, kia pono ai mō ngā mahi uaua.
5. Ngā Whakamahinga Pai: He tino pai mō te keri i te kirikiri, te oneone, te kirikiri, te papa pakeke, te kirikiri onepū, me te kirikiri, ko tā mātou taputapu keri te taputapu matua mō ngā whenua paripari.
Mīhini keri toka φ420 mm (mīhini keri toka maha-diameter, kua whakaritea)
He mea hanga ngā mata o te HDD reamer mō te whakanui i ngā kōhao pairati me ngā tono kōhao nui. Ka whakamahia hoki mō te whakawhiti i ngā rori me te awa.
Ka hangaia e mātou he taputapu poka toka e tika ana mō ngā momo hanganga, pērā i ngā toka ngohengohe pērā i te kōhatu me te kirikiri, ngā toka mārō pērā i te karāneti me te pātarati, me ētahi atu. Mā te whiriwhiri i te nikau niho tika ka tere ake te keri me te roa o te mahi. Ka taea te hoahoa i te rahi o te poka rehu kia rite ki te kōhao o te mīhini reamer i te hanganga.
E ai ki ngā hiahia o te kiritaki mō te kaha me te rahi o te tokotoko keri, ka taea e mātou te whakarite i ngā kōne e 3, ngā kōne e 4, ngā kōne e 5, ngā kōne maha rānei o te mīhini keri toka. Ko ngā momo miro ko API, IF, FH me ētahi atu.
φ 550 mm te mīhini keri toka (maha-diameter, mīhini keri ritenga)
He mea hanga ngā mata o te HDD reamer mō te whakanui i ngā kōhao pairati me ngā tono kōhao nui. Ka whakamahia hoki mō te whakawhiti i ngā rori me te awa.
Ka hangaia e mātou he taputapu poka toka e tika ana mō ngā momo hanganga, pērā i ngā toka ngohengohe pērā i te kōhatu me te kirikiri, ngā toka mārō pērā i te karāneti me te pātarati, me ētahi atu. Mā te whiriwhiri i te nikau niho tika ka tere ake te keri me te roa o te mahi. Ka taea te hoahoa i te rahi o te poka rehu kia rite ki te kōhao o te mīhini reamer i te hanganga.
E ai ki ngā hiahia o te kiritaki mō te kaha me te rahi o te tokotoko keri, ka taea e mātou te whakarite i ngā kōne e 3, ngā kōne e 4, ngā kōne e 5, ngā kōne maha rānei o te mīhini keri toka. Ko ngā momo miro ko API, IF, FH me ētahi atu.
Mīhini keri toka φ 610 mm (mīhini keri toka maha-diameter, kua whakaritea)
Ko te mīhini whakapūmau HDD e whakamahia ana i roto i ngā puna wai, ngā puna waiariki, ngā puna ahunga whakapae, te hangarau kore-awa, te hangarau keri hurihuri, te hangarau whakaara, ngā kauhanga raro whenua me ētahi atu kaupapa.
φ 750 mm te mīhini keri toka (maha-diameter, mīhini keri ritenga)
He mea hanga motuhake te mīhini keri toka mō ngā hanganga mārō, ā, he pumau te mahi. He kaha ake i ētahi atu mīhini keri, e whakaiti ana i te utu me te wā keri. E ai ki ngā āhuatanga o te taputapu keri me ngā āhuatanga hanganga rerekē, ka tīpakohia te momo niho me te hanganga tautoko e tika ana.
φ 1400 mm mīhini keri toka (maha-diameter, mīhini keri ritenga)
Kua whānuitia, kua matotorutia hoki te pito o te nikau ki te koranu, ā, kua whakakikoruatia te tuara o te nikau ki te ārai-koranu hei whakaiti i te pakaru. Hei tāpiri, nā te mea ka taea te whakakapi, ka taea te whakamahi i roto i ngā āhuatanga whenua rerekē, ka tere te whakakapi, ka penapena i te wā me te utu.
